Backend Engineer- Node.js- SR2

[{"Remote\_Job":true , "Posting\_Title":"Backend Engineer\- Node.js\- SR2" , "Is\_Locked":false , "City":null , "Industry":"IT Services","Job\_Description":" \ \ \

This is a remote position.

We are looking for a highly experienced and visionary **Senior Backend Developer to join Spark Eighteen in a full\-time capacity. In this strategic role, you will lead the design and implementation of highly scalable, secure, and high\-performance distributed systems that power mission\-critical applications across multiple regions.** • *You will play a pivotal role in shaping backend architecture, driving engineering excellence across teams, and mentoring developers to elevate technical standards. The role requires deep expertise in building resilient, multi\-region systems, optimizing performance at scale, and embedding reliability and security into every layer of the backend stack.** • *As a senior technical leader, you will influence key architectural decisions, ensure strong cross\-functional alignment, and translate complex technical initiatives into measurable business impact.

\** • *\

\ Requirements \

\- 5+ years of professional experience in backend development using Node.js

\ • Demonstrated expertise in strategizing, designing, and overseeing the implementation of highly scalable and resilient backend solutions across multiple geographical regions.

\ • Proven ability to ensure overall reliability, security, and performance of backend systems across development teams.

\ • Experience facilitating cross\-team collaboration and driving technical alignment on critical backend initiatives and architectural decisions.

\ • Strong capability in identifying and implementing efficiency improvements to optimize system response times and resource utilization.

\ • Experience establishing quality assurance processes, testing frameworks, and deployment consistency standards across backend services.

\ • Expertise in leading incident analysis and driving continuous improvements in system resilience and fault tolerance.

\ • Ability to translate complex technical objectives into measurable business outcomes aligned with company strategy.

\ • Experience implementing complex architectural patterns and providing technology stack recommendations.

\ • Contribution to organizational technical strategy and development of thought leadership.

\ • Experience driving advanced performance and scalability initiatives for backend systems.

\ • Proven impact on project economic outcomes through cost\-efficiency considerations in system design and implementation.

\ • Expertise in designing and implementing attribute\-based access control (ABAC) and integrating with OpenID Connect.

\ • In\-depth knowledge and practical experience with load balancing and horizontal and vertical scaling strategies.

\ • Proficiency in connection pooling, database replication, and sharding strategies.

\ • Experience integrating Content Delivery Networks (CDN) and implementing server\-side caching mechanisms.

\ • Strong command of TypeScript architecture patterns and management of large\-scale codebases.

\ • Proven ability to design and scale multi\-schema GraphQL APIs, including federation or schema stitching.

\ • Extensive experience designing data strategies for distributed systems and multi\-region databases.

\ • Deep understanding and hands\-on implementation of Single Sign\-On (SSO) and Multi\-factor Authentication (MFA).

\ • Expertise in end\-to\-end latency tracing and optimization of high\-throughput backend systems.

\ • Strong background in distributed system design, including resilience patterns such as circuit breakers and sagas.

\ • Proficiency in implementing and managing monitoring and logging solutions such as Prometheus, Grafana, and ELK stack.

\ • Experience designing comprehensive test strategies for large\-scale applications, including TDD\/BDD frameworks and mutation testing.

\ • Ability to design secure system architectures and automate incident response processes.

\ • Hands\-on experience implementing CI\/CD pipelines for serverless applications.

\ • Experience with load testing tools such as k6 or Artillery.

\ • Familiarity with multi\-cloud serverless architectures and designing cost\-efficient solutions.

\ • Hands\-on experience with Infrastructure as Code tools such as Terraform or Pulumi.

\ • Proficiency in profiling and performance tuning backend applications, including Node.js streams and asynchronous optimizations.